Scilly Isles weather in July 2025

Expect 19°C daytime maximum temperatures in the shade with on average 7 hours of sunshine per day in Scilly Isles in July. Check more long-term weather averages for Scilly Isles in July before you book your next holiday to England in 2025/2026.

  • 19°C maximum daytime temperature in July in Scilly Isles19
    19°C max day temperature
  • 7 hours of sunshine per day
  • 12 days with some rainfall in July in Scilly Isles12
    12 days with some rainfall
  • 13°C minimum night-time temperature in July in Scilly Isles13
    13°C min night temperature
  • 16 hours of daylight per day in July in Scilly Isles16
    16 hours of daylight per day
  • No heat & humidity in July in Scilly Isles0
    No heat & humidity
  • 62 mm monthly rainfall in July in Scilly Isles62
    62 mm of monthly rainfall
  • UV (maximum) index 7 (High) in July in Scilly Isles7
    7 (High) UV index
  • 16°C sea temperature in July in Scilly Isles16
    16°C sea temperature

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The July weather guide for England (Scilly Isles) shows long term weather averages processed from data supplied by CRU (University of East Anglia), the Met Office & the Netherlands Meteorological Institute. Find out more about our data sources.

Metric (°C / mm)  |  Imperial (°F / inches)

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More about England

How hot is it in Scilly Isles in July?

Daytime temperatures usually reach 19°C in Scilly Isles in July, falling to 13°C at night.

How sunny is it in Scilly Isles in July?

There are normally 7 hours of bright sunshine each day in Scilly Isles in July - that's 44% of daylight hours.

How warm is the sea around Scilly Isles in July?

The average sea temperature around Scilly Isles in July is 16°C.

Does it rain in Scilly Isles in July?

There are usually 12 days with some rain in Scilly Isles in July and the average monthly rainfall is 62mm.

Scilly Isles July sunrise & sunset times

Browse the sunrise and sunset times for Scilly Isles in July 2025. Select a month to view Scilly Isles sunrise and sunset times for the next 12 months.

JanFebMarAprMayJunJulAugSepOctNovDec

Date Sunrise times Sunset times
Tuesday, 1st July 2025 04:21 20:37
Wednesday, 16th July 2025 04:34 20:27
Thursday, 31st July 2025 04:54 20:09

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